Run a task on others error

Question

Rémy Dubois · Answer

Hello everyone is there a way for starting a task if and only if a sub workflow has failed Let s say I have a workflow of 3 sequential tasks and I d like a 4th task to be ran if and only if one of the 3 tasks fails

Ketan (kumare3) · Answer

unfortunately we do not have that today

Ketan (kumare3) · Answer

but this is infact supported in the backend through `failure nodes`

Ketan (kumare3) · Answer

but not implemented in flytekit python today

Rémy Dubois · Answer

Thanks Ketan Out of curiosity is it in the plan to expose this to the flytekit python

Ketan (kumare3) · Answer

it is just lower in priority

Ketan (kumare3) · Answer

but someone could implement it

Ketan (kumare3) · Answer

so the support is for something like try task1 task2 catch do something

Ketan (kumare3) · Answer

here is the issue <https github com flyteorg flyte issues 1506>

Ketan (kumare3) · Answer

please upvote